CN210089082U - Connecting rod and contain blast gate mechanism, fresh air ventilator of this connecting rod - Google Patents
Connecting rod and contain blast gate mechanism, fresh air ventilator of this connecting rod Download PDFInfo
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- CN210089082U CN210089082U CN201920778246.XU CN201920778246U CN210089082U CN 210089082 U CN210089082 U CN 210089082U CN 201920778246 U CN201920778246 U CN 201920778246U CN 210089082 U CN210089082 U CN 210089082U
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- connecting rod
- cylinder
- driving motor
- fresh air
- ventilation opening
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Abstract
The utility model relates to a connecting rod for fresh air ventilator's blast gate mechanism is last, including the connecting rod body, the connecting rod is still including forming respectively first connecting portion, the second connecting portion of the side at the both ends of connecting rod body, first connecting portion, second connecting portion are located respectively two relative sides of connecting rod body, the protruding bellying that forms in the side of one of them part in first connecting portion, the second connecting portion. The utility model discloses connecting rod simple structure, but processing integrated into one piece, the size can obtain guaranteeing. Connecting piece that links to each other with the motor in fresh air ventilator's blast gate mechanism adopts the utility model discloses a connecting rod to combine positive and negative two-way motor and micro-gap switch's use, the connecting rod need not rotate 360 degrees and also can realize the valve and close the switching between two vents in first vent, second vent, makes blast gate mechanism compact structure, rationally distributed, required space is littleer.
Description
Technical Field
The utility model relates to a connecting rod reaches blast gate mechanism, new trend ventilator who contains this connecting rod.
Background
The fresh air ventilator is a good air-conditioning exhaust energy recovery device, and the device recovers the exhaust energy of an air-conditioning room through a total heat exchange core, thereby not only ensuring the air freshness of the room, but also reducing the loss of the air-conditioning energy.
A bypass valve 1 is installed inside some fresh air ventilators on the market at present, as shown in fig. 1, in seasons needing to use an air conditioner, the valve 1 is located at a position (a first working position), and because the temperature difference between the inside and the outside of a room is large, fresh air and dirty air exhausted from the room pass through a total heat recovery core body, so that energy recovery is realized; however, in transitional seasons, such as months 4, 5, 9 and 10, for buildings with good tightness, the refrigerating and air-conditioning operation is still required during the period, at the moment, the valve 1 is in the position B (second working position), because the outdoor air temperature is lower than the indoor temperature, so that fresh air is directly sent into the building without energy exchange of the recovery core, and when air-conditioning air is used, the air-conditioning energy is saved.
In the prior art, the valve 1 is driven by the motor 2, a motor shaft of the motor 2 is rotatably connected with one end of the first connecting piece 3, the other end of the first connecting piece 3 is rotatably connected with one end of the second connecting piece 4, the other end of the second connecting piece 4 is rotatably connected with the valve 1, and the motor 2 rotatably drives the first connecting piece 3 to rotate around one direction by 360 degrees by taking one end of the first connecting piece as a circular point, so that the valve 1 is switched between two working positions, as shown in fig. 2 to 5. Because the first connecting piece 3 needs to rotate around 360 degrees in one direction by taking one end as a round point, the needed space is large, the arrangement of other parts is influenced, and the structure is not compact enough.
Disclosure of Invention
The utility model aims to solve the technical problem that a modified connecting rod that is used for fresh air ventilator's blast gate mechanism is provided.
The utility model also provides an air valve mechanism and fresh air ventilator who contain above-mentioned connecting rod.
For solving the technical problem, the utility model discloses a following technical scheme:
the connecting rod comprises a connecting rod body, and further comprises a first connecting part and a second connecting part which are formed on the side faces of the two ends of the connecting rod body respectively, wherein the first connecting part and the second connecting part are located on two opposite side faces of the connecting rod body respectively, and a protruding part is formed on the side face of one of the first connecting part and the second connecting part in a protruding mode.
Further, the first connecting portion and the second connecting portion are respectively a first cylinder and a second cylinder with different or same diameters.
Further, the diameter of the first cylinder is larger than that of the second cylinder, and the convex portion is formed on a side surface of the first cylinder.
Furthermore, the diameter of the first cylinder is greater than that of the second cylinder, the first cylinder is a hollowed-out cylinder, the hollowed-out cylinder is provided with a plurality of hollowed-out portions, and the plurality of hollowed-out portions are sequentially arranged along the circumferential direction of the central line of the hollowed-out cylinder.
Furthermore, the connecting rod body is a plate, and two side surfaces of the plate are respectively tangent to the first cylinder and the second cylinder.
Further, the connecting rod is a plastic connecting rod, and the connecting rod body, the first connecting portion, the second connecting portion and the protruding portion are integrally formed.
Further, the connecting rod further comprises a first through hole and a second through hole which are respectively formed in the first connecting portion and the second connecting portion and respectively extend to the connecting rod body from the first connecting portion and the second connecting portion.
The utility model discloses another technical scheme do: an air valve mechanism of a fresh air ventilator comprises a supporting seat, a first ventilation opening and a second ventilation opening which are arranged on the supporting seat and are respectively used for allowing outdoor fresh air and indoor return air to pass through, and an opening and closing device used for opening or closing the first ventilation opening and the second ventilation opening, wherein the opening and closing device comprises a valve which is rotatably connected on the supporting seat and is used for closing the first ventilation opening or the second ventilation opening and a driving mechanism used for driving the valve to switch between the first ventilation opening and the second ventilation opening, the driving mechanism comprises a driving motor arranged on the supporting seat, a first connecting piece with one end connected with a motor shaft of the driving motor, a second connecting piece with one end rotatably connected with the other end of the first connecting piece and a microswitch which is respectively arranged at two sides of the first connecting piece and is used for controlling the driving motor to rotate, the other end of the second connecting piece is rotatably connected with the valve, the first connecting piece is the connecting rod, a part of the protruding portion formed in the two parts of the first connecting portion and the second connecting portion is fixedly connected with a motor shaft of the driving motor, the other part of the protruding portion is rotatably connected with the second connecting piece, the connecting rod is driven by the driving motor to rotate, and when the connecting rod rotates to the protruding portion touches the micro switch, the micro switch controls the driving motor to work.
Furthermore, the driving motor is a forward and reverse two-way motor, one of the microswitches on the two sides of the first connecting piece controls the driving motor to rotate in the forward direction, and the other switch controls the driving motor to rotate in the reverse direction.
The utility model discloses still another technical scheme who adopts: a fresh air ventilator comprises the air valve mechanism.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model discloses connecting rod simple structure, but processing integrated into one piece, the size can obtain guaranteeing.
Connecting piece that links to each other with the motor in fresh air ventilator's blast gate mechanism adopts the utility model discloses a connecting rod to combine positive and negative two-way motor and micro-gap switch's use, the connecting rod need not rotate 360 degrees and also can realize the valve and close the switching between two vents in first vent, second vent, makes blast gate mechanism compact structure, rationally distributed, required space is littleer.
Drawings
FIG. 1 is a front view of a prior art fresh air ventilator;
fig. 2 to 5 are schematic diagrams illustrating a process of rotating the valve of fig. 1 from the position a to the position B (the positions of the second connecting member are respectively 0 degree of rotation of the second connecting member to the top dead center, 60 degrees of rotation of the second connecting member, 180 degrees of rotation of the second connecting member to the bottom dead center, and 300 degrees of rotation of the second connecting member);
in the figure: 1. a valve; 2. a motor; 3. a first connecting member; 4. a second connecting member.
Fig. 6 is a perspective view of a connecting rod according to embodiment 1 of the present invention;
fig. 7 is a front view of a connecting rod according to embodiment 1 of the present invention;
FIG. 8 is a cross-sectional view taken along line C-C of FIG. 7;
FIG. 9 is a sectional view taken along line D-D of FIG. 7;
fig. 10 is a rear view of embodiment 1 of the present invention;
fig. 11 is a partial schematic structural view of a connecting rod according to embodiment 1 of the present invention applied to an air valve mechanism of a fresh air ventilator;
fig. 12 is a perspective view of a connecting rod according to embodiment 2 of the present invention.
In the figure: 5. a connecting rod; 51. a connecting rod body; 52. a first connection portion; 53. a second connecting portion; 54. a boss portion; 6. a drive motor; 7. a microswitch; 8. and (4) supporting the base.
Detailed Description
The invention is further described below with reference to the drawings in the specification:
example 1
As shown in fig. 6 to 10, the connecting rod 5 of the present invention includes a connecting rod body 51, a first connecting portion 52 and a second connecting portion 53 respectively formed on the side surfaces of both ends of the connecting rod body 51, the first connecting portion 52 and the second connecting portion 53 are respectively located on two opposite side surfaces of the connecting rod body 51, and a protruding portion 54 is formed protruding on the side surface of one of the first connecting portion 52 and the second connecting portion 53.
The first and second connection portions 52 and 53 are respectively a first cylinder and a second cylinder having different or the same diameters. In this example, the diameter of the first cylinder is greater than the diameter of the second cylinder; a boss 54 is formed on the side of the first cylinder. Specifically, the included angle between the connecting line of the center of the boss 54 and the center of the first cylinder and the center line of the connecting rod 5 in the length direction is 55-75 degrees. Such as 62 degrees.
In this example, the first cylinder is a hollow cylinder, and the hollow cylinder has a plurality of hollow portions, and the plurality of hollow portions are arranged in sequence along the central line circumference of the hollow cylinder.
In this example, the connecting rod body 51 is a plate, and two side surfaces of the plate are respectively tangent to the first cylinder and the second cylinder.
The connecting rod 5 further includes a first through hole and a second through hole which are opened on the first connecting portion 52 and the second connecting portion 53 and respectively extend from the first connecting portion 52 and the second connecting portion 53 to the connecting rod body 51. The first through hole and the second through hole are used for connecting the connecting rod 5 with other parts.
The connecting rod 5 of the utility model is made of plastic; the link body 51, the first connecting portion 52, the second connecting portion 53, and the boss portion 54 are integrally formed.
When the air valve mechanism of the fresh air ventilator adopts the connecting rod 5 in this embodiment, as shown in fig. 11, the air valve mechanism comprises a supporting seat 8, a first ventilation opening and a second ventilation opening which are arranged on the supporting seat 8 and are respectively used for allowing outdoor fresh air and indoor return air to pass through, and an opening and closing device for opening or closing the first ventilation opening and the second ventilation opening, wherein the opening and closing device comprises a valve which is rotatably connected on the supporting seat 8 and is used for closing the first ventilation opening or the second ventilation opening and a driving mechanism for driving the valve to switch between the closing of the first ventilation opening and the closing of the second ventilation opening, the driving mechanism comprises a driving motor 6 arranged on the supporting seat, a first connecting piece with one end connected with a motor shaft of the driving motor 6, a second connecting piece with one end rotatably connected with the other end of the first connecting piece, and a microswitch 7 which is respectively arranged on two sides of the first connecting, the other end of the second connecting piece is rotationally connected with the valve, the first connecting piece adopts the connecting rod 5 of the embodiment 1, the connecting rod 5 is driven by the driving motor 6 to rotate, and when the connecting rod 5 rotates to the contact of the convex part 54 and the micro switch 7, the micro switch 7 controls the driving motor 6 to work.
In this example, the motor shaft of the driving motor 6 is inserted into the first through hole of the first connecting portion 52 and is fixedly disposed with the first connecting portion 52, and the second through hole of the second connecting portion 53 is inserted into the pin shaft and is rotatably connected with the second connecting member by the pin shaft. The micro switches 7 are respectively located on both sides of the first connection portion 52.
The driving motor 6 is a forward and reverse bidirectional motor, one switch of the micro switches 7 on the two sides of the first connecting part 52 controls the driving motor 6 to rotate forward, and the other switch controls the driving motor 6 to rotate reversely.
Example 2
In this example, as shown in fig. 12, the configuration of the link 5 is different from that of embodiment 1 in that the boss 54 is provided at a position different from that of the boss 54 of embodiment 1, and the boss of embodiment 1 and the boss of embodiment 2 are provided on the opposite sides of the first cylinder, respectively.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. A connecting rod, includes the connecting rod body, its characterized in that: the connecting rod further comprises a first connecting part and a second connecting part which are respectively formed on the side faces of two ends of the connecting rod body, the first connecting part and the second connecting part are respectively positioned on two opposite side faces of the connecting rod body, and a protruding part is formed by protruding the side face of one of the first connecting part and the second connecting part.
2. The connecting rod of claim 1, wherein: the first connecting part and the second connecting part are respectively a first cylinder and a second cylinder with different or same diameters.
3. The connecting rod of claim 2, wherein: the diameter of the first cylinder is larger than that of the second cylinder, and the convex portion is formed on the side surface of the first cylinder.
4. The connecting rod of claim 2, wherein: the diameter of the first cylinder is larger than that of the second cylinder, the first cylinder is a hollow cylinder, the hollow cylinder is provided with a plurality of hollow parts, and the hollow parts are sequentially arranged along the circumferential direction of the central line of the hollow cylinder.
5. The connecting rod of claim 2, wherein: the connecting rod body is a plate, and two side faces of the plate are respectively tangent to the first cylinder and the second cylinder.
6. The connecting rod of claim 1, wherein: the connecting rod is a plastic connecting rod, and the connecting rod body, the first connecting part, the second connecting part and the protruding part are integrally formed.
7. The connecting rod of claim 1, wherein: the connecting rod further comprises a first through hole and a second through hole which are respectively arranged on the first connecting portion and the second connecting portion and respectively extend to the connecting rod body through the first connecting portion and the second connecting portion.
8. An air valve mechanism of a fresh air ventilator comprises a supporting seat, a first ventilation opening and a second ventilation opening which are arranged on the supporting seat and are respectively used for allowing outdoor fresh air and indoor return air to pass through, and an opening and closing device used for opening or closing the first ventilation opening and the second ventilation opening, wherein the opening and closing device comprises a valve which is rotatably connected on the supporting seat and is used for closing the first ventilation opening or the second ventilation opening and a driving mechanism used for driving the valve to switch between the first ventilation opening and the second ventilation opening, the driving mechanism comprises a driving motor arranged on the supporting seat, a first connecting piece with one end connected with a motor shaft of the driving motor, a second connecting piece with one end rotatably connected with the other end of the first connecting piece and a microswitch which is respectively arranged at two sides of the first connecting piece and is used for controlling the driving motor to rotate, the other end of second connecting piece with the valve is rotated and is connected its characterized in that: the first connecting piece is the connecting rod of any one of claims 1 to 7, a part of the first connecting part and the second connecting part, which is provided with the protruding part, is fixedly connected with a motor shaft of the driving motor, the other part is rotatably connected with the second connecting piece, the connecting rod is driven by the driving motor to rotate, and when the connecting rod rotates until the protruding part touches the microswitch, the microswitch controls the driving motor to work.
9. The damper mechanism of a fresh air ventilator according to claim 8, wherein: the driving motor is a positive and negative bidirectional motor, one of the microswitches on the two sides of the first connecting piece controls the driving motor to rotate positively, and the other switch controls the driving motor to rotate reversely.
10. A fresh air ventilator, its characterized in that: the fresh air ventilator comprising the damper mechanism according to claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920778246.XU CN210089082U (en) | 2019-05-28 | 2019-05-28 | Connecting rod and contain blast gate mechanism, fresh air ventilator of this connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920778246.XU CN210089082U (en) | 2019-05-28 | 2019-05-28 | Connecting rod and contain blast gate mechanism, fresh air ventilator of this connecting rod |
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| Publication Number | Publication Date |
|---|---|
| CN210089082U true CN210089082U (en) | 2020-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920778246.XU Active CN210089082U (en) | 2019-05-28 | 2019-05-28 | Connecting rod and contain blast gate mechanism, fresh air ventilator of this connecting rod |
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| CN (1) | CN210089082U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117030105A (en) * | 2022-12-30 | 2023-11-10 | 苏州惠林节能材料有限公司 | Throttle shockproof anti-impact pressure gauge |
-
2019
- 2019-05-28 CN CN201920778246.XU patent/CN210089082U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117030105A (en) * | 2022-12-30 | 2023-11-10 | 苏州惠林节能材料有限公司 | Throttle shockproof anti-impact pressure gauge |
| CN117030105B (en) * | 2022-12-30 | 2024-02-23 | 苏州惠林节能材料有限公司 | Throttle shockproof anti-impact pressure gauge |
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